Seems like he's been mollycoddled his whole life. When he headbutted a referee there was a big cover up and that's been a theme for his career. There was a great ESPN article on that a while ago.
I think the BBC or someone had an employment solicitor that said if he has an ethics clause in his contract then they can withhold his wages. If they don't they can sue him for breach of contract but that is the end of him.